diff options
Diffstat (limited to 'tipboard/static/js/lib/jqplot/plugins/jqplot.pyramidAxisRenderer.js')
-rw-r--r-- | tipboard/static/js/lib/jqplot/plugins/jqplot.pyramidAxisRenderer.js | 728 |
1 files changed, 728 insertions, 0 deletions
diff --git a/tipboard/static/js/lib/jqplot/plugins/jqplot.pyramidAxisRenderer.js b/tipboard/static/js/lib/jqplot/plugins/jqplot.pyramidAxisRenderer.js new file mode 100644 index 0000000..7650e30 --- /dev/null +++ b/tipboard/static/js/lib/jqplot/plugins/jqplot.pyramidAxisRenderer.js @@ -0,0 +1,728 @@ +/** + * jqPlot + * Pure JavaScript plotting plugin using jQuery + * + * Version: 1.0.8 + * Revision: 1250 + * + * Copyright (c) 2009-2013 Chris Leonello + * jqPlot is currently available for use in all personal or commercial projects + * under both the MIT (http://www.opensource.org/licenses/mit-license.php) and GPL + * version 2.0 (http://www.gnu.org/licenses/gpl-2.0.html) licenses. This means that you can + * choose the license that best suits your project and use it accordingly. + * + * Although not required, the author would appreciate an email letting him + * know of any substantial use of jqPlot. You can reach the author at: + * chris at jqplot dot com or see http://www.jqplot.com/info.php . + * + * If you are feeling kind and generous, consider supporting the project by + * making a donation at: http://www.jqplot.com/donate.php . + * + * sprintf functions contained in jqplot.sprintf.js by Ash Searle: + * + * version 2007.04.27 + * author Ash Searle + * http://hexmen.com/blog/2007/03/printf-sprintf/ + * http://hexmen.com/js/sprintf.js + * The author (Ash Searle) has placed this code in the public domain: + * "This code is unrestricted: you are free to use it however you like." + * + */ +(function($) { + $.jqplot.PyramidAxisRenderer = function() { + $.jqplot.LinearAxisRenderer.call(this); + }; + + $.jqplot.PyramidAxisRenderer.prototype = new $.jqplot.LinearAxisRenderer(); + $.jqplot.PyramidAxisRenderer.prototype.constructor = $.jqplot.PyramidAxisRenderer; + + // called with scope of axis + $.jqplot.PyramidAxisRenderer.prototype.init = function(options){ + // Group: Properties + // + // prop: position + // Position of axis. Values are: top, bottom , left, center, right. + // By default, x and x2 axes are bottom, y axis is center. + this.position = null; + // prop: drawBaseline + // True to draw the axis baseline. + this.drawBaseline = true; + // prop: baselineWidth + // width of the baseline in pixels. + this.baselineWidth = null; + // prop: baselineColor + // CSS color spec for the baseline. + this.baselineColor = null; + this.tickSpacingFactor = 25; + this._type = 'pyramid'; + this._splitAxis = false; + this._splitLength = null; + this.category = false; + this._autoFormatString = ''; + this._overrideFormatString = false; + + $.extend(true, this, options); + this.renderer.options = options; + + this.resetDataBounds = this.renderer.resetDataBounds; + this.resetDataBounds(); + + }; + + $.jqplot.PyramidAxisRenderer.prototype.resetDataBounds = function() { + // Go through all the series attached to this axis and find + // the min/max bounds for this axis. + var db = this._dataBounds; + db.min = null; + db.max = null; + var temp; + for (var i=0; i<this._series.length; i++) { + var s = this._series[i]; + var d = s._plotData; + + for (var j=0, l=d.length; j<l; j++) { + if (this.name.charAt(0) === 'x') { + temp = d[j][1]; + if ((temp !== null && temp < db.min) || db.min === null) { + db.min = temp; + } + if ((temp !== null && temp > db.max) || db.max === null) { + db.max = temp; + } + } + else { + temp = d[j][0]; + if ((temp !== null && temp < db.min) || db.min === null) { + db.min = temp; + } + if ((temp !== null && temp > db.max) || db.max === null) { + db.max = temp; + } + } + } + } + }; + + // called with scope of axis + $.jqplot.PyramidAxisRenderer.prototype.draw = function(ctx, plot) { + if (this.show) { + // populate the axis label and value properties. + // createTicks is a method on the renderer, but + // call it within the scope of the axis. + this.renderer.createTicks.call(this, plot); + // fill a div with axes labels in the right direction. + // Need to pregenerate each axis to get its bounds and + // position it and the labels correctly on the plot. + var dim=0; + var temp; + // Added for theming. + if (this._elem) { + // Memory Leaks patch + //this._elem.empty(); + this._elem.emptyForce(); + this._elem = null; + } + + this._elem = $(document.createElement('div')); + this._elem.addClass('jqplot-axis jqplot-'+this.name); + this._elem.css('position', 'absolute'); + + + if (this.name == 'xaxis' || this.name == 'x2axis') { + this._elem.width(this._plotDimensions.width); + } + else { + this._elem.height(this._plotDimensions.height); + } + + // create a _label object. + this.labelOptions.axis = this.name; + this._label = new this.labelRenderer(this.labelOptions); + if (this._label.show) { + var elem = this._label.draw(ctx, plot); + elem.appendTo(this._elem); + elem = null; + } + + var t = this._ticks; + var tick; + for (var i=0; i<t.length; i++) { + tick = t[i]; + if (tick.show && tick.showLabel && (!tick.isMinorTick)) { + this._elem.append(tick.draw(ctx, plot)); + } + } + tick = null; + t = null; + } + return this._elem; + }; + + // Note, primes can be found on http://primes.utm.edu/ + var _primes = [2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 349, 353, 359, 367, 373, 379, 383, 389, 397, 401, 409, 419, 421, 431, 433, 439, 443, 449, 457, 461, 463, 467, 479, 487, 491, 499, 503, 509, 521, 523, 541, 547, 557, 563, 569, 571, 577, 587, 593, 599, 601, 607, 613, 617, 619, 631, 641, 643, 647, 653, 659, 661, 673, 677, 683, 691, 701, 709, 719, 727, 733, 739, 743, 751, 757, 761, 769, 773, 787, 797, 809, 811, 821, 823, 827, 829, 839, 853, 857, 859, 863, 877, 881, 883, 887, 907, 911, 919, 929, 937, 941, 947, 953, 967, 971, 977, 983, 991, 997]; + + + var _primesHash = {}; + + for (var i =0, l = _primes.length; i < l; i++) { + _primesHash[_primes[i]] = _primes[i]; + } + + // called with scope of axis + $.jqplot.PyramidAxisRenderer.prototype.createTicks = function(plot) { + // we're are operating on an axis here + var userTicks = this.ticks; + // databounds were set on axis initialization. + var db = this._dataBounds; + var dim; + var interval; + var min; + var max; + var range; + var pos1; + var pos2; + var tt; + var i; + var l; + var s; + // get a copy of user's settings for min/max. + var userMin = this.min; + var userMax = this.max; + var ut; + var t; + var threshold; + var tdim; + var scalefact; + var ret; + var tumin; + var tumax; + var maxVisibleTicks; + var val; + var skip = null; + var temp; + + // if we already have ticks, use them. + // ticks must be in order of increasing value. + + if (userTicks.length) { + // ticks could be 1D or 2D array of [val, val, ,,,] or [[val, label], [val, label], ...] or mixed + for (i=0, l=userTicks.length; i<l; i++){ + ut = userTicks[i]; + t = new this.tickRenderer(this.tickOptions); + if ($.isArray(ut)) { + t.value = ut[0]; + t.label = ut[1]; + t.setTick(ut[0], this.name); + this._ticks.push(t); + } + + else if ($.isPlainObject(ut)) { + $.extend(true, t, ut); + t.axis = this.name; + this._ticks.push(t); + } + + else { + if (typeof ut === 'string') { + val = i + plot.defaultAxisStart; + } + else { + val = ut; + } + t.value = val; + t.label = ut; + t.axis = this.name; + this._ticks.push(t); + } + } + this.numberTicks = userTicks.length; + this.min = this._ticks[0].value; + this.max = this._ticks[this.numberTicks-1].value; + this.tickInterval = (this.max - this.min) / (this.numberTicks - 1); + + // use user specified tickInterval if there is one + if (this._options.tickInterval) { + // hide every tick except for ticks on interval + var ti = this._options.tickInterval; + for (i=0; i<this.numberTicks; i++) { + if (i%ti !== 0) { + // this._ticks[i].show = false; + this._ticks[i].isMinorTick = true; + } + } + } + + else { + // check if we have too many ticks + dim = (this.name.charAt(0) === 'x') ? this._plotDimensions.width : this._plotDimensions.height; + maxVisibleTicks = Math.round(2.0 + dim/this.tickSpacingFactor); + + if (this.numberTicks > maxVisibleTicks) { + // check for number of ticks we can skip + temp = this.numberTicks - 1; + for (i=2; i<temp; i++) { + if (temp % i === 0 && temp/i < maxVisibleTicks) { + skip = i-1; + break; + } + } + + if (skip !== null) { + var count = 1; + for (i=1, l=this._ticks.length; i<l; i++) { + if (count <= skip) { + this._ticks[i].show = false; + count += 1; + } + else { + count = 1; + } + } + } + } + } + + // if category style, add minor ticks in between + temp = []; + if (this.category) { + // turn off gridline and mark on first tick + this._ticks[0].showGridline = false; + this._ticks[0].showMark = false; + + for (i=this._ticks.length-1; i>0; i--) { + t = new this.tickRenderer(this.tickOptions); + t.value = this._ticks[i-1].value + this.tickInterval/2.0; + t.label = ''; + t.showLabel = false; + t.axis = this.name; + this._ticks[i].showGridline = false; + this._ticks[i].showMark = false; + this._ticks.splice(i, 0, t); + // temp.push(t); + } + + // merge in the new ticks + // for (i=1, l=temp.length; i<l; i++) { + // this._ticks.splice(i, 0, temp[i]); + // } + + // now add a tick at beginning and end + t = new this.tickRenderer(this.tickOptions); + t.value = this._ticks[0].value - this.tickInterval/2.0; + t.label = ''; + t.showLabel = false; + t.axis = this.name; + this._ticks.unshift(t); + + t = new this.tickRenderer(this.tickOptions); + t.value = this._ticks[this._ticks.length-1].value + this.tickInterval/2.0; + t.label = ''; + t.showLabel = false; + t.axis = this.name; + this._ticks.push(t); + + this.tickInterval = this.tickInterval / 2.0; + this.numberTicks = this._ticks.length; + this.min = this._ticks[0].value; + this.max = this._ticks[this._ticks.length-1].value; + } + } + + // we don't have any ticks yet, let's make some! + else { + if (this.name.charAt(0) === 'x') { + dim = this._plotDimensions.width; + // make sure x axis is symetric about 0. + var tempmax = Math.max(db.max, Math.abs(db.min)); + var tempmin = Math.min(db.min, -tempmax); + // min = ((this.min != null) ? this.min : tempmin); + // max = ((this.max != null) ? this.max : tempmax); + min = tempmin; + max = tempmax; + range = max - min; + + if (this.tickOptions == null || !this.tickOptions.formatString) { + this._overrideFormatString = true; + } + + threshold = 30; + tdim = Math.max(dim, threshold+1); + scalefact = (tdim-threshold)/300.0; + ret = $.jqplot.LinearTickGenerator(min, max, scalefact); + // calculate a padded max and min, points should be less than these + // so that they aren't too close to the edges of the plot. + // User can adjust how much padding is allowed with pad, padMin and PadMax options. + tumin = min + range*(this.padMin - 1); + tumax = max - range*(this.padMax - 1); + + if (min < tumin || max > tumax) { + tumin = min - range*(this.padMin - 1); + tumax = max + range*(this.padMax - 1); + ret = $.jqplot.LinearTickGenerator(tumin, tumax, scalefact); + } + + this.min = ret[0]; + this.max = ret[1]; + this.numberTicks = ret[2]; + this._autoFormatString = ret[3]; + this.tickInterval = ret[4]; + } + else { + dim = this._plotDimensions.height; + + // ticks will be on whole integers like 1, 2, 3, ... or 1, 4, 7, ... + min = db.min; + max = db.max; + s = this._series[0]; + this._ticks = []; + + range = max - min; + + // if range is a prime, will get only 2 ticks, expand range in that case. + if (_primesHash[range]) { + range += 1; + max += 1; + } + + this.max = max; + this.min = min; + + maxVisibleTicks = Math.round(2.0 + dim/this.tickSpacingFactor); + + if (range + 1 <= maxVisibleTicks) { + this.numberTicks = range + 1; + this.tickInterval = 1.0; + } + + else { + // figure out a round number of ticks to skip in every interval + // range / ti + 1 = nt + // ti = range / (nt - 1) + for (var i=maxVisibleTicks; i>1; i--) { + if (range/(i - 1) === Math.round(range/(i - 1))) { + this.numberTicks = i; + this.tickInterval = range/(i - 1); + break; + } + + } + } + } + + if (this._overrideFormatString && this._autoFormatString != '') { + this.tickOptions = this.tickOptions || {}; + this.tickOptions.formatString = this._autoFormatString; + } + + var labelval; + for (i=0; i<this.numberTicks; i++) { + this.tickOptions.axis = this.name; + labelval = this.min + this.tickInterval * i; + if (this.name.charAt(0) === 'x') { + labelval = Math.abs(labelval); + } + // this.tickOptions.label = String (labelval); + this.tickOptions.value = this.min + this.tickInterval * i; + t = new this.tickRenderer(this.tickOptions); + + t.label = t.prefix + t.formatter(t.formatString, labelval); + + this._ticks.push(t); + // for x axis, if y axis is in middle, add a symetrical 0 tick + if (this.name.charAt(0) === 'x' && plot.axes.yMidAxis.show && this.tickOptions.value === 0) { + this._splitAxis = true; + this._splitLength = plot.axes.yMidAxis.getWidth(); + // t.value = -this.max/2000.0; + t = new this.tickRenderer(this.tickOptions); + this._ticks.push(t); + t.value = this.max/2000.0; + } + } + t = null; + } + }; + + // called with scope of axis + $.jqplot.PyramidAxisRenderer.prototype.set = function() { + var dim = 0; + var temp; + var w = 0; + var h = 0; + var i; + var t; + var tick; + var lshow = (this._label == null) ? false : this._label.show; + if (this.show) { + t = this._ticks; + l = t.length; + for (i=0; i<l; i++) { + tick = t[i]; + if (!tick._breakTick && tick.show && tick.showLabel && !tick.isMinorTick) { + if (this.name.charAt(0) === 'x') { + temp = tick._elem.outerHeight(true); + } + else { + temp = tick._elem.outerWidth(true); + } + if (temp > dim) { + dim = temp; + } + } + } + + if (this.name === 'yMidAxis') { + for (i=0; i<l; i++) { + tick = t[i]; + if (tick._elem) { + temp = (dim - tick._elem.outerWidth(true))/2.0; + tick._elem.css('left', temp); + } + } + } + tick = null; + t = null; + + if (lshow) { + w = this._label._elem.outerWidth(true); + h = this._label._elem.outerHeight(true); + } + if (this.name === 'xaxis') { + dim = dim + h; + this._elem.css({'height':dim+'px', left:'0px', bottom:'0px'}); + } + else if (this.name === 'x2axis') { + dim = dim + h; + this._elem.css({'height':dim+'px', left:'0px', top:'0px'}); + } + else if (this.name === 'yaxis') { + dim = dim + w; + this._elem.css({'width':dim+'px', left:'0px', top:'0px'}); + if (lshow && this._label.constructor == $.jqplot.AxisLabelRenderer) { + this._label._elem.css('width', w+'px'); + } + } + else if (this.name === 'yMidAxis') { + // don't include width of label at all in width of axis? + // dim = (dim > w) ? dim : w; + var temp = dim/2.0 - w/2.0; + this._elem.css({'width':dim+'px', top:'0px'}); + if (lshow && this._label.constructor == $.jqplot.AxisLabelRenderer) { + this._label._elem.css({width: w, left: temp, top: 0}); + } + } + else { + dim = dim + w; + this._elem.css({'width':dim+'px', right:'0px', top:'0px'}); + if (lshow && this._label.constructor == $.jqplot.AxisLabelRenderer) { + this._label._elem.css('width', w+'px'); + } + } + } + }; + + $.jqplot.PyramidAxisRenderer.prototype.pack = function(pos, offsets) { + // Add defaults for repacking from resetTickValues function. + pos = pos || {}; + offsets = offsets || this._offsets; + + var ticks = this._ticks; + var max = this.max; + var min = this.min; + var offmax = offsets.max; + var offmin = offsets.min; + var lshow = (this._label == null) ? false : this._label.show; + + for (var p in pos) { + this._elem.css(p, pos[p]); + } + + this._offsets = offsets; + // pixellength will be + for x axes and - for y axes becasue pixels always measured from top left. + var pixellength = offmax - offmin; + var unitlength = max - min; + var sl = this._splitLength; + + // point to unit and unit to point conversions references to Plot DOM element top left corner. + if (this._splitAxis) { + pixellength -= this._splitLength; + + // don't know that this one is correct. + this.p2u = function(p){ + return (p - offmin) * unitlength / pixellength + min; + }; + + this.u2p = function(u){ + if (u <= 0) { + return (u - min) * pixellength / unitlength + offmin; + } + else { + return (u - min) * pixellength / unitlength + offmin + sl; + } + }; + + this.series_u2p = function(u){ + if (u <= 0) { + return (u - min) * pixellength / unitlength; + } + else { + return (u - min) * pixellength / unitlength + sl; + } + }; + + // don't know that this one is correct. + this.series_p2u = function(p){ + return p * unitlength / pixellength + min; + }; + } + else { + this.p2u = function(p){ + return (p - offmin) * unitlength / pixellength + min; + }; + + this.u2p = function(u){ + return (u - min) * pixellength / unitlength + offmin; + }; + + if (this.name.charAt(0) === 'x'){ + this.series_u2p = function(u){ + return (u - min) * pixellength / unitlength; + }; + this.series_p2u = function(p){ + return p * unitlength / pixellength + min; + }; + } + + else { + this.series_u2p = function(u){ + return (u - max) * pixellength / unitlength; + }; + this.series_p2u = function(p){ + return p * unitlength / pixellength + max; + }; + } + } + + if (this.show) { + if (this.name.charAt(0) === 'x') { + for (var i=0; i<ticks.length; i++) { + var t = ticks[i]; + if (t.show && t.showLabel) { + var shim; + + if (t.constructor == $.jqplot.CanvasAxisTickRenderer && t.angle) { + // will need to adjust auto positioning based on which axis this is. + var temp = (this.name == 'xaxis') ? 1 : -1; + switch (t.labelPosition) { + case 'auto': + // position at end + if (temp * t.angle < 0) { + shim = -t.getWidth() + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2; + } + // position at start + else { + shim = -t._textRenderer.height * Math.sin(t._textRenderer.angle) / 2; + } + break; + case 'end': + shim = -t.getWidth() + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2; + break; + case 'start': + shim = -t._textRenderer.height * Math.sin(t._textRenderer.angle) / 2; + break; + case 'middle': + shim = -t.getWidth()/2 + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2; + break; + default: + shim = -t.getWidth()/2 + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2; + break; + } + } + else { + shim = -t.getWidth()/2; + } + var val = this.u2p(t.value) + shim + 'px'; + t._elem.css('left', val); + t.pack(); + } + } + if (lshow) { + var w = this._label._elem.outerWidth(true); + this._label._elem.css('left', offmin + pixellength/2 - w/2 + 'px'); + if (this.name == 'xaxis') { + this._label._elem.css('bottom', '0px'); + } + else { + this._label._elem.css('top', '0px'); + } + this._label.pack(); + } + } + else { + for (var i=0; i<ticks.length; i++) { + var t = ticks[i]; + if (t.show && t.showLabel && !t.isMinorTick) { + var shim; + if (t.constructor == $.jqplot.CanvasAxisTickRenderer && t.angle) { + // will need to adjust auto positioning based on which axis this is. + var temp = (this.name == 'yaxis') ? 1 : -1; + switch (t.labelPosition) { + case 'auto': + // position at end + case 'end': + if (temp * t.angle < 0) { + shim = -t._textRenderer.height * Math.cos(-t._textRenderer.angle) / 2; + } + else { + shim = -t.getHeight() + t._textRenderer.height * Math.cos(t._textRenderer.angle) / 2; + } + break; + case 'start': + if (t.angle > 0) { + shim = -t._textRenderer.height * Math.cos(-t._textRenderer.angle) / 2; + } + else { + shim = -t.getHeight() + t._textRenderer.height * Math.cos(t._textRenderer.angle) / 2; + } + break; + case 'middle': + // if (t.angle > 0) { + // shim = -t.getHeight()/2 + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2; + // } + // else { + // shim = -t.getHeight()/2 - t._textRenderer.height * Math.sin(t._textRenderer.angle) / 2; + // } + shim = -t.getHeight()/2; + break; + default: + shim = -t.getHeight()/2; + break; + } + } + else { + shim = -t.getHeight()/2; + } + + var val = this.u2p(t.value) + shim + 'px'; + t._elem.css('top', val); + t.pack(); + } + } + if (lshow) { + var h = this._label._elem.outerHeight(true); + if (this.name !== 'yMidAxis') { + this._label._elem.css('top', offmax - pixellength/2 - h/2 + 'px'); + } + if (this.name == 'yaxis') { + this._label._elem.css('left', '0px'); + } + else if (this.name !== 'yMidAxis') { + this._label._elem.css('right', '0px'); + } + this._label.pack(); + } + } + } + + ticks = null; + }; +})(jQuery); |